Welcome to the portal for Ballotpedia's coverage of Illinois politics! Ballotpedia's encyclopedic coverage of Illinois politics includes information on the local, state and federal levels, as well as state policies.

Illinois, also known as the "Land of Lincoln," is located in the midwest region of the United States. The capital of Illinois isSpringfield. However, its largest city is Chicago.

llinois has two members of theU.S. Senate, a total of 17 members of theU.S. House of Representatives, 118 members of the stateHouse of Representatives, and 59 members of theState Senate.

State Leadership

Governor

Capital:

Springfield

Motto:

State sovereignty, national union

Population:

12,822,739

Land Area of State:

55,512 square miles

Admitted to U.S.:

1818

Illinois Elections

Illinois 2026 elections: U.S. Senate • U.S. House • Governor • Lt. Gov • Attorney General • Secretary of State • State executive offices • State Senate • State House • Appellate courts • Local ballot measures • School boards • Municipal • Candidate ballot access

Illinois elections, 2027
Past elections:2025 •2024 •2023 •2022 •2021 •2020 •2019 •2018 •2017 •2016 •2015 •2014

Voting in Illinois

Ballotpedia

Federal politics

Illinois state politics

Local politics in Illinois

Cities and counties in Illinois

Ballotpedia provides comprehensive election coverage in the100 largest U.S. cities by population and also covers mayoral, city council, and district attorney elections in every state capital. Additionally, Ballotpedia covers school board elections in the200 largest U.S. school districts by enrollment.